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@@ -24,7 +24,18 @@
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\pagestyle{empty}
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\pagestyle{empty}
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\begin{abstract}
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\begin{abstract}
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-foo
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+
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+We describe our experiences with deploying Tor, a low-latency anonymous
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+communication system that has been funded both by the U.S.~government
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+and also by the Electronic Frontier Foundation.
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+
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+Because of its simplified threat model, Tor does not aim to defend
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+against many of the attacks in the literature.
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+
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+We describe both policy issues that have come up from operating the
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+network and technical challenges in building a more sustainable and
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+scalable network.
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+
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\end{abstract}
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\end{abstract}
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\section{Introduction}
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\section{Introduction}
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@@ -42,7 +53,7 @@ Subject to this restriction, we try to
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provide as much anonymity as we can. In particular, because we
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provide as much anonymity as we can. In particular, because we
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support interactive communications without impractically expensive padding,
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support interactive communications without impractically expensive padding,
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we fall prey to a variety
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we fall prey to a variety
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-of intra-network~\cite{attack-tor-oak05,flow-correlation04,bar} and
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+of intra-network~\cite{back01,attack-tor-oak05,flow-correlation04} and
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end-to-end~\cite{danezis-pet2004,SS03} anonymity-breaking attacks.
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end-to-end~\cite{danezis-pet2004,SS03} anonymity-breaking attacks.
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Tor is secure so long as adversaries are unable to
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Tor is secure so long as adversaries are unable to
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Roger Dingledine